000 00272nam a2200109Ia 4500
008 190829s9999 xx 000 0 und d
082 _a519.5
_bGUP/S
100 _aGUPTA, B.N.
245 0 _aSTATISTICS
260 _bSahitya Bhawan Publications, Agra
_aAgra
_c1988
942 _cBK
999 _c4726
_d4726